| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20201122 |
| Unknown | China national standards | MT | 800.0 | USD | 20201121 |
| Unknown | China national standards | MT | 800.0 | USD | 20201121 |
| Unknown | China national standards | MT | 70.0 | USD | 20201120 |
| Unknown | China national standards | MT | 710.0 | USD | 20201119 |
| Unknown | China national standards | MT | 120.0 | USD | 20201119 |
| Unknown | China national standards | MT | 120.0 | USD | 20201119 |
| Unknown | China national standards | MT | 120.0 | USD | 20201119 |
| Unknown | China national standards | MT | 120.0 | USD | 20201118 |
| Unknown | China national standards | MT | 120.0 | USD | 20201116 |